# Onyx Platform vs Sondera: side-by-side comparison (2026)

[Onyx Platform](https://cybersectools.com/tools/onyx-platform) is a commercial [agentic AI security](https://cybersectools.com/categories/agentic-ai-security) solution by [Onyx Security](https://cybersectools.com/companies/onyx-security). [Sondera](https://cybersectools.com/tools/sondera) is a commercial [agentic AI security](https://cybersectools.com/categories/agentic-ai-security) solution by [Sondera](https://cybersectools.com/companies/sondera). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Agentic AI Security Solutions for Business](https://cybersectools.com/shortlists/best-agentic-ai-security-solutions) picks CrowdStrike Falcon Guardian, Rubrik Agent Cloud, Silverfort AI Agent Security and 5 more.

## Side-by-side comparison

| | Onyx Platform | Sondera |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Agentic AI Security | Agentic AI Security |
| Verified | No | No |
| Deployment type | Hybrid | Hybrid |
| Company size fit | Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | Onyx Security | Sondera |
| Headquarters | – | – |

### Use cases and capabilities

| | Onyx Platform | Sondera |
|---|---|---|
| Agentic AI Security | Yes | Yes |
| AI Governance | Yes | Yes |
| AI Observability | Yes | – |
| AI SPM | Yes | – |
| LLM Guardrails | Yes | Yes |
| LLM Security | Yes | – |
| MCP Security | Yes | Yes |
| Prompt Injection | Yes | – |
| Shadow AI | Yes | – |
| GenAI Security | Yes | – |
| Generative AI | – | Yes |
| AI Copilot | – | Yes |
| Policy | – | Yes |
| Data Exfiltration | – | Yes |
| Rule Engine | – | Yes |
| Runtime Security | – | Yes |

### Core features

**Onyx Platform**

10 features listed. Sign in on the page to see them.

**Sondera**

5 features listed. Sign in on the page to see them.

### Integrations

**Onyx Platform**

11 integrations listed. Sign in on the page to see them.

**Sondera**

15 integrations listed. Sign in on the page to see them.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [Sondera](https://cybersectools.com/tools/sondera) fits if you are a startup or a small business.

## Onyx Platform vs Sondera FAQ

Common questions when comparing Onyx Platform vs Sondera for agentic AI security.

### What is the difference between Onyx Platform and Sondera?

**Onyx Platform**: AI control plane for enterprise AI agent security, governance, and observability. Built by Onyx Security.

**Sondera**: Turns plain-language rules into deterministic code that checks agent actions before. Built by Sondera.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Onyx Platform and Sondera?

**Onyx Platform** is made by Onyx Security. **Sondera** is made by Sondera. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Onyx Platform a good alternative to Sondera?

Often, yes. Onyx Platform and Sondera are both Agentic AI Security products, and both cover Agentic AI Security, LLM Guardrails, AI Governance. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Onyx Platform vs CodeIntegrity AARM Platform](https://cybersectools.com/compare/codeintegrity-aarm-platform-vs-onyx-platform)
- [Onyx Platform vs Certiv](https://cybersectools.com/compare/certiv-vs-onyx-platform)
- [Onyx Platform vs Highflame Platform](https://cybersectools.com/compare/highflame-platform-vs-onyx-platform)
- [Sondera vs CodeIntegrity AARM Platform](https://cybersectools.com/compare/codeintegrity-aarm-platform-vs-sondera)
- [Sondera vs Certiv](https://cybersectools.com/compare/certiv-vs-sondera)
- [Sondera vs Highflame Platform](https://cybersectools.com/compare/highflame-platform-vs-sondera)

## Alternatives to each

- [See all Onyx Platform alternatives](https://cybersectools.com/alternatives/onyx-platform)
- [See all Sondera alternatives](https://cybersectools.com/alternatives/sondera)

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Source: https://cybersectools.com/compare/onyx-platform-vs-sondera

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/onyx-platform.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Onyx Platform and Sondera: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md